# Baïkal

Baïkal is a lightweight CalDAV and CardDAV server that syncs calendars and contacts with standard clients, featuring an extensive web interface to manage users, calendars and address books. It is open source and self-hosted, installable on Umbrel, Proxmox, Kubernetes (Helm) and Unraid.

Canonical page: https://ourlocalhost.com/app/2648/ba-kal

## Description

Baïkal is a lightweight CalDAV and CardDAV server that syncs calendars and contacts with standard clients, featuring an extensive web interface to manage users, calendars and address books.

## Platform availability

Available on 4 of 6 install platforms: Unraid, Umbrel, Proxmox, Helm.

## Health score

74/100 (Good), based on 3 of 4 factors.
- Maintained: 82 (last commit 53 days ago)
- Popular: 70 (3,326 GitHub stars)
- Easy to install: 65 (4 install platforms, install notes, Docker image)

## Links

- Umbrel: https://apps.umbrel.com/app/baikal
- Proxmox: https://community-scripts.github.io/ProxmoxVE/scripts?id=baikal
- Kubernetes (Helm): https://artifacthub.io/packages/helm/geek-cookbook/baikal
- Unraid: https://ca.unraid.net/apps/baikal-1saw4dd0l6m55p?q=baikal
- GitHub: https://github.com/sabre-io/Baikal
- Official website: https://sabre.io/baikal/

## Common questions

### Where should I look for installation, upgrading, and troubleshooting help for Baikal?

The repository says to head to the official Baikal page for installation, upgrading, and troubleshooting.

### Is there a tutorial for sharing calendars and maintaining the Baikal database?

The repository mentions a German tutorial that covers sharing calendars, database maintenance, and security.

### Can Baikal be used to give a family a shared calendar across devices?

One self-hoster described using a containerized Baikal instance so family members could share a calendar for school, trips, repairs, and chores.

### Is Baikal suitable for small organizations?

SelfhostedHub describes it as suitable for individuals or small organizations that need to synchronize and share calendars and contacts.

## Alternatives

- DAVx5: DAVx5 is a CalDAV/CardDAV management and sync app for Android.
- Nextcloud Calendar: Calendar interface for CalDAV, enabling cross-device event sync, web editing, recurring events, Nextcloud Contacts integration, WebCal supp…
- Radicale: Radicale is a small but powerful CalDAV (calendars, to-do lists) and CardDAV (contacts) server
- SOGo: SOGo is groupware server with a focus on scalability and open standards.

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Source: Our Local Host (https://ourlocalhost.com/app/2648/ba-kal), the self-hosted and open-source app directory.